Body Mass Index (BMI) is a number that is calculated based on your height and weight. The outcome indicates whether you are at a good weight, or maybe underweight, overweight or obese. The BMI is suitable for the 'average' person. Exceptation for example is someone who does bodybuilding.

How do you calculate the body mass index? BMI is calculated by the following formula. The weight is divided by the square of the length. As an example we can take a person having a weight of 70 kg and a length of 175 cm. The calculation is 70 divided by the multiplication of 175cm. The outcome ......

There is underweight if the index is less than 18.5. The recommended weight we find in values ​​between 18.6 and 24.9. There is obesity in values ​​between 25.0 and 29.9. If there is an index greater than 30, then we call this obesity.

This calculation applies to men, women and children. For the interpretation of the BMI for children it is important to realise that they have other outcome. For example a boy at 7 years old a healthy BMI lays between 14 and 18.

The body mass index is used as a screening tool to bring potential health concerns However, it is not a diagnostic instrument. Studies to determine whether someone is at health risk, should always be performed by a medical specialist.

Media nowadays generally give a misrepresentation of the perfect figure of women. It has now come so far, that the minimum healthy BMI value of 18.5 is considered by many women as the perfect body weight. Under the influence of the media, many women seek thereby to a body weight that is not healthy.

The problem is that your body can not function at such low values ​​completely. To be healthy, a woman should have a normal heart rate and blood pressure and that includes a healthy BMI value.

To determine the ideal weight, you need not to focus on the desire to be thin, but you have to concentrate on your health. The most healthy weight for you is perhaps not as thin as you would like.

BMI calculator for women

Calculating your Body Mass Index, known as BMI, is in fact a statistical way to rate your weight-to-length ratio. The index was developed by a Belgian mathematician named Adolphe Quetelet. Nowadays BMI is still used by doctors. The Body Mass Index is a proven indicator of imminent health risks for overweight and obesity.

BMI chart ​​for men

In 2010, an article in the "Journal of the American Medical Association" which found that nearly 75 % of men aged 20 years and older are classified in the category of "overweight ". Within this category, a further third categorized as obese. These findings have been identified based on their BMI. By gaining more knowledge about your own BMI value you gain insight into your own situation.


BMI scores can be classified into four categories. It is underweight, normal weight, overweight and obese / obesity. Scores of 18.5 and below are classified in the category of underweight. Normal weight ranges between 18.5-24.9 . Reaching for overweight 25-29.9 standards. Obesity is covered by a score of 30 and above.

BMI calculator for men

BMI calculator

BMI chart

Is it time to lose some weight? Use our BMI chart and find out the weight that is ideal for your lenght. A BMI Chart can be a useful tool for visualizing the ranges for underweight, healthy weight, overweight, and obesity based on a person's height. BMI is based on your height and weight. You divide your weight by the square of your height. 

How to interpretate the BMI chart

There is underweight if your BMI is less than 18.5. The recommended weight we find in values ​​between 18.6 and 24.9. You are overweight at values ​​between 25.0 and 29.9. You are obese with a BMI of over 30.

The BMI formula is used for men, women and children. For children there are other BMI values than for adults.

For adults the Body Mass Index is based on your weight and height and it tells you whether you have a healthy body weight. 

It is a good indicator of the amount of body fat, which is directly related to the risk of various diseases. One limitation is that BMI measurement does not distinguish between fat and muscle. The BMI calculation is designed for an average person .

Interesting Video about how you calculate yout BMI

Brad talks about why your waist to height ratio is better than your BMI as an easy way to determine when and if you need to lose weight. Keep in mind that a healthy BMI still may not be a good indicator of body fat.

Brad Pilon is the author of Eat Stop Eat, an easy and effective weight loss program based on the combination of flexible intermittent fasting and resistance training.

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